Solenoid engine build

I build a solenoid engine that is based on the design of The Pratical Engineer (Emiel Noorlander). Project page: Some dimensions A: Plunger Material: steel bar Ø: 6mm B: Crankshaft Material: Aluminum strip Tickness: 2mm C: flywheel axis Material: steel bar Ø: 6mm   Little change in the electronic schematic The design of the […]

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DIY Fume extractor

I decided to make a simpel to build fume extractor which can be attached to a gooseneck microphone stand.   A few years back I bought a fume extractor (ToolCraft ZD-159). It worked, but didn’t fit to my expectations. Very often the fume wasn’t extracted well enough, and because of that I was inhaling the […]

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